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Achromatic Lens Diameter 50mm Focal Length 360 600 mm Double Separation Objective Lens Astronomical Telescope Glass

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High Quality Microscope Objective 4X 10X 40X 100X Biological Microscope Objectives Lens Achromatic lens Accessories

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1pc 30.2mm Optical Glass Focal Length 130mm Optics Glass Double Convex Achromatic Lens For Astronomic Telescope Objective

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1pc 30.2mm Optical Glass Focal Length 130mm Optics Glass Double Convex Achromatic Lens For Astronomic Telescope Objective

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Optical Doublet Double Convex Achromatic Lens DIY Refractor Astronomy Telescope Finderscope Aspherical Lenses Objective Lente

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Double Cemented Lens, Achromatic lens, diameter 12.7MM, focal length 50MM, visible light antireflection

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Double Cemented Lens, Achromatic lens, diameter 12.7MM, focal length 50MM, visible light antireflection

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